| 摘要 |
FIELD: construction. ^ SUBSTANCE: hinge comprises frame hinge part, leaf hinge part, hinge rod, bearing bush and safety ring. Hinge rod is arranged in one of hinge parts and joins hinge parts with the possibility of rotation around axis of hinge. Hinge rod is fixed in hinge part in direction from axis of hinge and contains axial thrust surface. Other hinge part contains axially coupled thrust surface arranged on bearing bush or on safety ring. As leaf is closed, axial thrust surfaces fix hinge rod in other hinge part in direction of hinge axis. ^ EFFECT: impossibility to lift leaf in closed condition with no trouble in assembly when opened. ^ 5 cl, 7 dwg |
